Hi Christian,

kernel test robot noticed the following build warnings:

[auto build test WARNING on d969328c513c6679b4be11a995ffd4d184c25b34]

url:    https://github.com/intel-lab-lkp/linux/commits/Christian-Brauner/nstree-make-struct-ns_tree-private/20250924-193826
base:   d969328c513c6679b4be11a995ffd4d184c25b34
patch link:    https://lore.kernel.org/r/20250924-work-namespaces-fixes-v1-1-8fb682c8678e%40kernel.org
patch subject: [PATCH 1/3] nstree: make struct ns_tree private
config: m68k-allnoconfig (https://download.01.org/0day-ci/archive/20250925/202509250641.QU55kXeK-lkp@intel.com/config)
compiler: m68k-linux-gcc (GCC) 15.1.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250925/202509250641.QU55kXeK-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot [off-list ref]
| Closes: https://lore.kernel.org/oe-kbuild-all/202509250641.QU55kXeK-lkp@intel.com/ (local)

All warnings (new ones prefixed by >>):

quoted

Warning: kernel/nstree.c:17 struct member 'type' not described in 'ns_tree'

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki